The following table shows the data of 99 people about their gender and height. (images) - Based on them, can it be said that the average height of men is greater than 170 cm? Justify your answer. Use both criteria, the p-value and the test statistic to make the decision.

Q: Forty-three randomly selected students were asked if they take Chemistry. The test statistic for the…

A: Claim :p<0.67 Test statistics z= -1.971

Q: find the test value used to test the claim that the proportion of jellyfish stings at jones beach is…

A: Given, Sample size = 696 Sample proportion = 0.30   The null and alternative hypothesis is:

Q: What scale of measurement is being used when a teacher measures the number of correct answers on a…

A:

Q: Consider the data set 10, 25, 30, 50, 80, 90, 740 a) What is the more representative measurement of…

A: Here, the data set given is 10, 25, 30, 50, 80, 90, 740. We should choose median as a representative…

Q: In Exercises, we have provided simple data sets for you to practice the basics of finding measures…

A: a. Computation of mean:The value of mean is obtained as 3, from the calculations given below:

Q: The median of 2, 9, 3, 5, 4, 7, 10, 2, 3, 12 is = 5.5 4.5 04 3.5

A: Given data(x) is;2,9,3,5,4,7,10,2,3,12data in ascending order;2,2,3,3,4,5,7,9,10,12number of…

Q: Many athletes (and their parents) worry about the risk of concussions when playing sports. A…

A: First let us sort the head circumferences (in inches) for the players on the team; No. Head…

Q: A teacher claims that over 11% of maths students are married. In the survey at the beginning of…

A: Answer: From the given data, Population proportion (P) = 11% = 0.11 Sample size (n) = 50 Sample…

Q: According to College Board the scores on the AP History exam are normally distributed with N(72,…

A: It is given that the scores on the AP History exam are normally distributed with N(72, 7.5).

Q: D. Determine a data set with 7 values that has a mean of 10 and a median of 15 and a mode of 22.…

A:

Q: Did Clayton State St quarantine? You wonder if the shelter-in-place orders in the Spring of 2020 led…

A: According to the given information in this question We need to write conclusion at 5% significance…

Q: The 5 numbers (minimum, Q1, median, Q3, maximum) for the ratings are the following: Minimum =31 Q1…

A: Given information: The numbers of ratings are summarized as follows: Minimum Quartile 1 (Q1)…

Q: What is the main difference between z score and T score?

A: Z Score and T scores are both used in Hypothesis testing.  Z score is used while using z test and T…

Q: For qualitative data, the mean is the best measure of center. False

A: Qualitative data contains categorical variables. It includes values that do not have numerical…

Q: In Exercises, find the a.mean.b.median.c.mode(s). For the mean and the median, round each answer to…

A: The data contain the battery lives, in hours for a sample of tablets with screen sizes between 9 and…

Q: Jennifer wants to estimate the percentage of parents that use cloth diapers. She asks a randomly…

A: Solution: It is given that Jennifer wants to estimate the percentage of parents that use cloth…

Q: The correlation between the average SAT Mathematics score in the states and the percent of high…

A: Here, r = -0.86.

Q: In Exercises, we have provided simple data sets for you to practice the basics of finding measures…

A: From the given information,The sample space = {1, 9, 8, 4, 3}

Q: The selling prices in thousands of dollars for homes located on Long Beach Island in New Jersey are…

A: Given: Data on selling prices for homes on four locations of Long Beach Island in New Jersey. The…

Q: In Exercises, we have provided simple data sets for you to practice the basics of finding measures…

A: Given data2, 5, 0, -1Mean is given by

Q: In Exercises, we have provided simple data sets for you to practice the basics of finding measures…

A: a. Mean can be calculated as sum of all observations divided by the number of observations. It is…

Q: The position of data in a data set is determined by a. Percentage score O b. Mean of the data O .…

A: Percentile score: Percentiles are positional measures used statistical  data set to indicate  the…

Q: The value, in thousands of dollars, for houses on a block, are: 45; 47; 47.5; 51; 53.5; 125 1. The…

A: Given data45 , 47 , 47.5 , 51 , 53.5 , 125

Q: What is the value of the appropriate measure of center? What is the value of the appropriate…

A: Measure of central tendency determine the average of the data sets. It involves the measures such as…

Q: Describe about the CHOOSING A LEVEL OF SIGNIFICANCE.

A:

Q: estimate the sample size

A: An estimate of sample size: The appropriate sample size for estimating the mean of a variable from…

Q: A pediatrician wants to determine the relation that may exist between a child's height and head…

A: Formula : Se =√(SSE/(n-1))

Q: Students in a statistics class took their second test. The following are the scores they earned.…

A: 62,56,54,59,69,81,62,61,68,61,77,73,72,91,61,53,85,52,58,50,60,56,84,58,90,70,78

Q: Describe about Which Level of Significance to choose.

A: The significance level should be selected with close consideration of key factors such as sample…

Q: In Exercises, we have provided simple data sets for you to practice the basics of finding measures…

A: a.Computation of mean:The value of mean is obtained as 5, from the calculations given below:

Q: value. (Round your answer to four decimal places.) conclusion. ct Ho. We have convincing evidence…

A:

Q: Describe of two examples of data sets for each of the four levels of measurement. Justify your…

A:

Q: The median of 2, 9, 3, 5, 4, 7, 10, 2, 3, 12 is = 5.5 4.5 4 3.5

A: Answer..

Q: please show the solution, so that I can understand the process, thank youuu  -Find the mean of the…

A:

Q: You want to estimate the percentage of statistics students who get grades of C or better. How many…

A: Obtain the sample size. The formula of sample size is, Obtain the area of probability in the right…

Q: You want to compare the average number of books read by the US adults in 2001 with the average…

A: The given statement is 'to compare the average number of books read by the US adults in 2001 with…

Q: What's the p-value?

A: In this case, we need to define the p-value.

Q: Find the point estimate of p and 96% CI.

A: Given: X: Number of students responded as Yes = 32 n: Total number of students = 100

Q: For the question above, can you calculate the Median, Q3, P45 and range with work shown? Thanks

A: Data is given for the no. of companies according to nett income :  We have to calculate Median (Q2)…

Q: Raymond wants to estimate the percentage of parents that use cloth diapers. He asks a randomly…

A: According to the provided information, Raymond wants to estimate the percentage of parents that use…

Q: Do our children spend enough time enjoying the outdoors and playing with friends, or are they…

A: A random sample of 250 youth between the ages of 8 and 18 showed that 160 of them had a TV in their…

Q: In Exercises, we have provided simple data sets for you to practice the basics of finding measures…

A: a) The mean of the provided data set can be obtained: