12 32 44 14 39 66 16 29 54 18 35 59 22 27 52 If you want to apply repeated measure ANOVA Write null hypothesis Write alternative hypothesis Find the result and interpret . You can use the calculator

Q: The data were collected from a statistics class. The column heads give the variable, and each of the…

A: The objective is to find another categorical variable that might have been recorded for the…

Q: An educational psychologist thinks that the children in her gifted program have higher IQs than the…

A: Population mean μ=100Population standard deviation σ=15Sample mean x¯=123

Q: Sample mean is always an estimator of the population mean, thus we use the degrees of freedom to ca…

A: Solution

Q: Claim: Fewer than 93% of adults have a cell phone. In a reputable poll of 1190 adults, 84% said that…

A: It is of interest to test the claim that fewer than 93% of adults have a cell phone.

Q: A grocery store manager wants to know if displaying cranberries near the entrance to the store…

A: P1 : Proportion of shoppers who buy Cranberries when they are near the store entrance. P2 :…

Q: A local chess club claims that the length of time to play a game has a mean of 57 minutes or less.…

A: Type I error is the probability of rejecting the null hypothesis when it is actually true.

Q: Claim: Most adults would erase all of their personal information online if they could. A software…

A: Given: n=582 and p=58%=0.58. From the given information,H0:p=0.5H1:p>0.5

Q: Claim: Fewer than 95% of adults have a cell phone. In a reputable poll of 1093 adults, 86% said that…

A: p=95% , n=1093, p^=86%

Q: I attatched a picture of what I am referring to... I was able to do the math part for this…

A: In this context, the aim is to test whether the car preference and purchase are independent.…

Q: Suppose we wish to test whether the mean amount of lead in drinking water in UAE is less than 15…

A: Claim : The mean amount of lead in drinking water in UAE is less than 15 mcg/L.

Q: Claim: Fewer than 91% of adults have a cell phone. In a reputable poll of 1101 adults, 81% said that…

A: We can use the null hypothesis that the true proportion of adults who have a cell phone is equal to…

Q: Claim: Fewer than 94% of adults have a cell phone. In a reputable poll of 1082 adults, 85% said that…

A: Given  n=1082, pcap=85%=0.85, p=94%=0.94 Ho:p=0.94 vs H1: p<0.94

Q: A quality control inspector would like to determine whether the mean temperature value for a chip is…

A: It is given that, The sample size, n is 21. The significance level is 0.05. The degree of freedom is…

Q: Claim: Fewer than 95% of adults have a cell phone. In a reputable poll of 1204 adults, 90% said that…

A: As per our guidelines we are suppose to answer first question.

Q: Claim: Fewer than 94% of adults have a cell phone, In a reputable poll of 1244 adults, 85% said that…

A: Given data: Claim: Fewer than 94% of adults have a cell phone. In a reputable poll of 1244 adults,…

Q: Several psychology students are unprepared for a surprise true/false test with 24 questions, and all…

A: It is given that several psychology students are unprepared for a surprise true/false test with 24…

Q: Proportions data set School Number County # of high school graduates # of high school seniors 1.…

A: In order to determine whether the graduation rates in the two counties are different from each…

Q: probability is the measure of uncertainty Are you agree with this?justify your answer with Examples?

A: Probability is defined as, how likely the event happens. The probability of an event is a number…

Q: Claim: Fewer than 93% of adults have a cell phone. In a reputable poll of 1161 adults, 85% said that…

A: The hypothesized proportion is 0.93.

Q: A paired samples t test compares: the means of two independent samples. the means of a single…

A: The objective is to find the correct explanation to the given statement.

Q: Claim: Most adults would erase all of their personal information online if they could. A software…

A: Given that,sample size(n)=667success rate ( p )= x/n = 0.59success probability,( po )=0.5failure…

Q: Claim: Fewer than 94% of adults have a cell phone. In a reputable poll of 1051 adults, 88% said that…

A: The random variable X follows binomial distribution. The population proportion is 0.94. We have to…

Q: Claim: Fewer than 97​% of adults have a cell phone. In a reputable poll of 1115 adults, 92​% said…

A: Given,n=1115p^=0.92claim:  Fewer than 97​% of adults have a cell phone.

Q: Claim: Fewer than 92% of adults have a cell phone. In a reputable poll of 1175 adults, 83% said that…

A:

Q: Claim: Fewer than 94​% of adults have a cell phone. In a reputable poll of 1148 ​adults, 88​% said…

A:

Q: Claim: Fewer than 96% of adults have a cell phone. In a reputable poll of 1227 adults, 89% said that…

A: Answer - Claim: Fewer than 96% of adults have a cell phone. i.e  p = 0.96               In a…

Q: Claim: Fewer than 95% of adults have a cell phone. In a reputable poll of 1189 adults, 86% said that…

A:

Q: A simple random sample of 1000 Americans found that 62% were satisfied with the service provided by…

A: The sampling variability associated with these statistics can be assessed through the standard error…

Q: Question A physician wants to test if temperature has an effect on heart rate. In order to do this,…

A: Introduction:The physician here considers n = 11 volunteers, then takes two sets of observations…

Q: I am interested in evaluating how stop signs affect car crashes.  I collect data from a few…

A:

Q: ​Claim: Fewer than 93% of adults have a cell phone. In a reputable poll of 1135 adults, 86​% said…

A:

Q: The value of the test statistic is Round to two decimal places as needed.)

A: Let P be the population proportion of adults have cell phone P=96% = 0.96  Sample of size n= 1186…

Q: All one question. Thank you.   Test the claim that the proportion of young drivers having automobile…

A: To test the claim that the proportion of young drivers having automobile accidents is more than 12%,…

Q: A random sample of n= 25 is obtained from a population with variance o2, and the sample mean is…

A: Null Hypothesis: A hypothesis which is tested for plausible rejection is called the Null Hypothesis…

Q: Claim: Fewer than 94% of adults have a cell phone. In a reputable poll of 1173 adults, 88% said that…

A: Answer: From the given data, Claim: Fewer than 94% of adults have a cell phone Population proportion…

Q: would be less than 1 rainstorm next year. [Hint: lambda is 0.1, find P(0) + P(1)] a. 0.005 b. 0.100…

A: Let X be the random variable the number of rainstorms next year.Given that,The PMF of X=x is,

Q: You receive a brochure from a large university. The brochure indicates that the mean class size for…

A: Given data is32,26,32,31,32,41,23,22,27,31,29,35,36,30,27,30,28,26

Q: New research supports the idea that people who exercise enough look more attractive. In the study,…

A: Experiments are performed to study causal relationship between variables.

Q: baseball team claims that the mean length of its games is more than 2.6 hours.  STate H0 and Ha in…

A: Given that :  A baseball team claims that the mean length of its games is more than 2.6 hours.  By…

Q: The first test a doctor would order to determine whether a person is infected with HIV (the virus…

A: Note: As per our Honor code policy, we are authorized to answer only three sub parts at a time. So,…

Q: Part 1-Sampling the Fundraiser The fundraiser was a great success (thanks to your hard work), but…

A: The task is to analyze six different sampling strategies that can be used to survey attendees who…

Q: Claim: Fewer than 91% of adults have a cell phone. In a reputable poll of 1101 adults, 82% said that…

A:

Q: Suppose a customer gets 6 questions correct in the quiz. The [Select] hypothesis for a statistical…

A: Given that,No. of multiple choice question The probability that the answer is correct

Q: Claim: Fewer than 96% of adults have a cell phone. In a reputable poll of 1076 adults, 89% said that…

A:

Q: A journal editor questioned the results of a study that claimed high doses of vitamin C would aid…

A: Definitions: Random assignment: Assigning any task or treatment randomly to individuals or…

Confidence Intervals

When we calculate intervals in probability and statistics, it can be simply termed as finding out a confidence interval. The confidence interval is usually calculated from the data set which is observed. The value of the parameter that needs to be calculated is present here only.