A random sample of 12 cats was collected to study the lifespan with the data listed below. Find the 87% confidence interval for the population mean. Round all values to two decimals. 13, 15, 18, 16, 8, 12, 13, 15, 8, 13, 12, 11. Provide your answer below.

Q: What percentage of those who play guitar, also play piano given the following information. 18…

A: What percentage of those who play guitar, also play piano given the following information. 18 - play…

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A:

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A: The summary statistics give the idea about the data more efficiently. The mean, median, mode, and…

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A: According to the given information in this question We need to find the value of interquartile range

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A: Data given 310, 320, 450, 460, 470, 500, 520, 540, 580, 600, 650, 700, 710, 840, 870, 900, 1000,…

Q: Find the median of the data. 70 75 70 84 90 92 84 85 80 60 72 78 80 81 72 79 78 76 86 O 74.7 O 78.5…

A: We know that  n= 20 , even  Median =( n/2th + (n/2 + 1)th ) / 2

Q: (b) On a test, each student is given a grade of A, B, C, D, or F. Which measure tells the grade…

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A: Given the data set, the ages of 16 residents of an apartment building.

Q: Using the data set below, complete the frequency distribution table.  You may either print this form…

A: The frequency of a class or observation is the number of values corresponding to it.

Q: Find the mean and median of the class’s scores on this quiz. Round to two decimal places when needed

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Q: Italian Tours offers a daily sightseeing trip around Florence. The list below gives the number of…

A: Solution: The give data is 21, 26, 38, 47, 43, 18, 46, 21 and 18.

Q: Amanda surveyed 20 juniors and seniors at Delamar High School to find the number of hours per week…

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Q: c. The test-statistic for this data = (Please show your answer to three decimal places.) d. The…

A: From the given information, it is clear that,  Level of significance α=0.10 We have to frame the…

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A: The given information contains 50 randomly selected car salespersons were asked the number of cars…

Q: Find the value of x. 4, 5, 9, ?, 2, 8; mean = 6

A:

Q: Scores on a test have a mean of 66 and a standard diviation of 9. Michelle has a score of 57.…

A: Given,          Mean μ=66          Standard deviationσ=9          Michelle has a score X=57

Q: Given the set of 3 data points 82, ____, _____ Find the 2 missing terms if the median is 84. Once…

A: We have given median of 3 data points based on this we have to find 2 missing values.

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A: Given that,Mean = 9Median = 9.5No mode

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A: The objective of the question is to determine whether the given data set, which includes the incomes…

Q: The highest score in a distribution is 74 and the lowest score is 51. What is the range?

A: We have given thatminimum value = 51maximum value = 74

Q: Given the following list of data, find the median. 3,18,11,36,23,5,8,15,32,22,16 Give your answer…

A: Given data set, 3,18,11,36,23,5,8,15,32,22,16   Median=?