Listed below are the numbers of words spoken in a day by each member of eight different randomly selected couples.  Male Female 15,824 25,311 27,110 13,339 1439 18,740 7594 17,566 18,713 12,790 15,386 17,374 14,145 16,212 26,147 18,815 =0<0 Identify the test statistic.   (round to two decimal places)   Identify the​ P-value.   (round to three decimal places)   greater than, fail to reject, is not   the confidence interval is __ word(s)<μd< __ word(s).   ​(Round to the nearest integer as​ needed.)   zero, fail to reject

Q: In a poll of 513 human resource professionals, 45.8% said that body piercings and tattoos were big…

A: sample size(n)=513sample proportion()=45.8%=0.458

Q: If instead of 25, 80 male runners are selected for the study, what is the sampling error at 95%…

A: It is given that Sample size n = 80 Sample mean M = 53 Population SD = 5.5 Margin of error E = 0.8…

Q: The contribution to a charity from 8 people are as follows: 113, 156, 93, 123, 181, 142, 121, 133.…

A:

Q: A researcher wants to identify the average number of hours spent by senior high school students…

A:

Q: What is the median of the following list of numbers? [11, 23, 3, 11, 7, 16, 21, 1, 4, 19, 24, 12]

A:

Q: a sample of 30 3-5 year old children were asked to count out loud. The highest number of numbers…

A: Since you have posted a question with multiple sub-parts, we will solve the first three subparts for…

Q: Every year, the students at a school are given a musical aptitude test that rates them from 0 (no…

A: Given data is: Aptitude Score (x) Frequency (f) Cumulative frequency (cf) 0 0 0 1 5 5 2 4 9…

Q: Claim: Fewer than 83% of adults have a cell phone. In a reputable poll of 1143 adults, 78% said that…

A: Sample size(n)=1143 Population proportion(P)=0.83 Sample proportion(p^)=0.78

Q: ta frequency distribution table.

A: Arrange the given observation in ascending order  2,3,4,4,5,5,6,6,6,7,7,7,7,8,8,8,8,9,9,9,9,10,10…

Q: The table below shows a stem-and-leaf diagram for a sample of test scores of students in Liberal…

A: The data set from the stem and leaf plot is…

Q: A study claims that a normal female body has a temperature of 98.6 degrees Fahrenheit. The body…

A: The t test are used to make mean significant between the sample and population. It also used to make…

Q: For the sample: 45 84 73 58 54 73 52 60 51 80. Determine the mean and round to the nearest integer.…

A: Given data is 45,84,73,58,54,73,52,60,51,80sample size(n)=10

Q: The U.S. Department of Transportation, National Highway Traffic Safety Administration, reported that…

A: Given that, Sample size n=54 Sample proportion of automobile driver fatalities that involved an…

Q: A sample survey by Nielsen Media Research looked at computer access and use of the Internet. Whites…

A: Given: n1=1170n2=1127x1=86x2=105

Q: n a city with three high schools, all the ninth graders took a Standardized Test, with these…

A: Formula : x¯ =x¯1 n1+x¯2 n2 + x¯3 n3n1+n2+n3

Q: Heart failure is due to either natural occurrences (84%) or outside factors (16%). Outside factors…

A:

Q: a. Select the correct histogram of the data, where a value is counted in a class interval if it…

A: a) The table shows the number of movies and its frequencies.

Q: Fourteen different​ second-year medical students at a hospital measured the blood pressure of the…

A: Arrange the given data in ascending order: 120, 121, 125, 129, 130, 135, 135, 137, 137, 139, 139,…

Q: Male Female 45 55 The above shown data is an example of ________ frequency. a. Ungrouped frequency…

A: Categorical frequency: when we collect data in numbers or categorical i.e qualitative data. example…

Q: Solve P60 for the following list of scores resulting from a statistics examination administered to…

A: Arranging Observations in the ascending order, We get…

Q: HISTOGRAM: 3. The following is the IQ scores for 40 randomly chosen fifth graders in 2012. 108 113…

A: Solution: The IQ scores for 40 randomly chosen fifth graders in 2012 are given.  Part A Since the IQ…

Q: If m is the average (arithmetic mean) of the first 10 positive multiples of 5 and if M is the median…

A: The objective of the question is to find the difference between the median and the mean of the first…

Q: What is the mean and symbol of the following sample of numbers? 1,1,39,2,2

A:

Q: A simple study from a local high school is interested in determining which grade has the most car…

A:

Q: The FiveThirtyEight website did a survey of people about their attitudes about the pandemic and…

A:

Q: JBC Company wishes to test four different gadgets A, B, C, and D. The lifetimes of the gadgets in…

A: The following information has been given: A B C D        33        32        31        27 38…

Q: A police department released the numbers of calls for the different days of the week during the…

A: Null hypothesis: The different days of the week have the same frequencies of police calls.…

Q: Claim: Fewer than 93% of adults have a cell phone. In a reputable poll of 1233 adults, 88% said that…

A: n=1233 P=0.93 P-cap=0.88

Q: Students in a math class took a 10 point quiz. The scores were: 3, 6, 6, 7, 7, 8, 8, 8, 8, 8, 8, 9,…

A: Mean Let "X" be the math scores. 3 6 6 7 7 8 8 8 8 8 8 9 9 9 10 10 10

Q: A car company wants to know the monthly sales made in ($000), based on the brand of vehicle. The…

A: Since you have posted a question with multiple sub-parts, we will solve first three subparts for…

Q: 47 Find out Ginni's mean difference from the following items :- 22, 24, 26, 28, 30.

A:

Q: The test scores of students on 3 points a linguistics course are the following: 80,78,75,68,90. find…

A: we have to find the mean for given data..

Q: ter screens were randomly selected from a large collection of computer screens in a company’s…

A: A sample is a part of the population, which is selected from the population and if the sample is…

Q: Derek created a website where users could randomly generate a "strong password." He claims that 25%…

A: Solution

Q: Obtain the five number summary for the given data.

A: given data is already arranged in ascending order.sample size(n)=30

Q: Quiz scores were randomly selected with the following results: 740, 730, 770, 770, 710, 680, 650,…

A: Obtain the value of IQR.   The value of IQR is obtained below as follows:   Use EXCEL Procedure to…

Q: 2: The median age of the children is: 29 30.5 28.5 28

A: Given ages are, 36,42,18,32,22,22,25,29,30,31,19,24,35,29,26,36,24,28   Sort the data in Ascending…

Q: study population. You test the children to see how many words they can speak in Japanese. The…

A: Given Mean=summation of number of words (x) / total toddler

Q: Find the class frequency, midpoint and draw histogram and about how is it positively skews or not

A: Given, Data 67 68 66 73 70 66 76 65 72 64 72 74 69 63 65 62 71…

Q: One thousand customers entering a mall, in a city, were randomly selected and asked to rank the…

A: According to the given information,Total number of customers, n = 1000Number of customers rank the…

Q: Cunsider the following two sets ef numbers. 7, 9, 11, 13. 15 and 8, 10. 11, 19, 27 (a) Calculate the…

A:

Q: Find the mean. 5) Ten students in Mrs. Smith's math class took a state sponsored aptitude test.…

A:

Q: 4) Annual Household Income Stem Leaf 89 1. 012335 6. 2 5 3. 4 Key: 12 = 12,000

A: Given data 8,9,10,11,12,13,13,15,16,25,34