(b) Use the summary statistics to compute a 99 % confidence interval for the difference in mean number of hours spent watching TV µf – Hm , where uf represents the number of hoursspent watching TV per week by all female students at this university and um represents the number of hours spent watching TV per week by all male students at this university.Round your answers to two decimal places.The 99 % confidence interval is ito i Who Watches More TV: Males or Females?The dataset StudentSurvey has information from males and females on the number of hours spent watching television in a typical week. Computer output of descriptive statistics for thenumber of hours spent watching TV, broken down by gender, is given:Descriptive Statistics: TVVariable GenderNМeanStDevMinimum Q,Median Q3Мaximum1695.2374.1000.0002.5004.0006.00020.000TVM1927.6206.4270.0003.0005.00010.00040.000Click here for the dataset associated with this question.(a) In the sample, which group watches more TV, on average? By how much?Enter the exact answer.+ watch more TV by ihours per week.

(a) Determine for which sample group watches TV more on average. The sample group that watches TV…

Answered: Who Watches More TV: Males or Females?…

MATLAB: An Introduction with Applications

6th Edition

ISBN:9781119256830

Author:Amos Gilat

Publisher:Amos Gilat

Chapter1: Starting With Matlab

Section: Chapter Questions

Problem 1P

See similar textbooks

Similar questions

Make a graphical display of the following data sets, choosing nay type of display that you feel is appropriate. Explain your choice of display and discuss any interesting features in the data. The following table shows the perscentages of American men and women who had never been married in selected years since 1960. Percentages of Adults Who Never Married Year Women Men 1960 19.0% 25.3% 1980 22.5% 29.6% 2000 21.5% 31.3% 2015 28.9% 34.8%
Use the following cell phone airport data speeds (Mbps) from a particular network. Find the percentile corresponding to the data speed 0.9 Mbps. 0.2 0.2 0.3 0.4 0.4 0.6 0.6 0.7 0.7 0.7 0.8 0.8 0.9 0.9 0.9 0.9 1.2 1.3 1.8 1.9 1.9 2.3 2.3 2.4 2.4 2.9 3.1 3.3 3.9 4.6 4.7 5.2 5.3 5.6 6.3 7.1 7.1 7.7 8.3 8.4 8.8 9.6 9.8 9.9 13.4 13.8 13.9 14.4 15.7
1)Dataset: 88 123 47 45 66 190 157 91 2) Using the dataset from Question #1, what is the median (Round your answer to the one decimal place)?
Need working out and best answers for these questions.
Interpret scatter diagram and descriptive statistics.
The world Almanac and book of facts 2004 reported the percentage of people not covered by health insurance in the 50 states and Washington DC for the year 2002.the percent of people not covered by health insurance is summarized in the table below: Min 7.9 Q1 10.8 Median 13.4 Q3 16.7 Max 25.8 Mean 13.9 Std.dev 3.6
Refer to the data below. 38 42 26 22 30 42 36 42 1)The mean is 2)The range is: 3)The difference between the mode and median is: 4)Which measure of dispersion in a data set is calculated using all the values in the set?
C2. Using the information listed below, explore the educational attainment of GSS 2018 respondents. Frequencies and percentages are reported by sex of respondent. a. Calculate the IQR for both groups. What do the IQRS reveal about the degree of diversity for males and females? b. What is the limitation to applying IQR to ordinal data? Highest Educational Degree Males Females Less than high school 63 80 12.9% 12.7% High school graduate 256 296 52.5% 47.1% Junior college 30 72 6.1% 11.4% Bachelor's degree 90 111 18.4% 17.6% Graduate degree 49 70 10% 11.1% 488 629 Total 100% 100% CHAPTER 4 MEASURES C
Performance anxiety is a disorder that impacts over 60 per cent of the world’s population. The impact of different types of performative activity on anxiety levels is not clear. 120 individuals were included in a focus group and where subject to performances in speech, dance and singing in front of a live audience. Their heart rates were measured for each performance and the average rate recorded: Speaking Singing Dancing 148 86 116 146 149 105 144 75 133 139 114 82 96 131 141 72 114 121 121 140 136 77 135 101 109 106 91 100 112 93 87 140 76 71 110 77 107 73 112 82 145 92 117 114 105 80 89 71 80 150 122 117 139 134 73 98 120 104 144 116 93 84 118 123 118 113 95 114 136 73 78 89 137 146 109 74 133 101 75 144 139 98 125 91 141 101 124 81 113 120 124 126 95 108 127 108 101 138 125 139 81 136 116 123 126 139 132 80 72 107 76 137 119 109 143 140 120 128 137 138 150 82 98 106 86 133 140 87 72 148 101…
The arm span and foot length were measured (in centimeters) for each of the 19 students in a statistics class and displayed in the scatterplot. An analysis was completed and the computer output is shown. Using the computer output, what is the predicted foot length for a student with an arm span of 160 cm? 5.79 cm 22.15 cm 29.76 cm Arm Span vs. Foot Length 29.80 cm 29 27 19 155 160 165 170 175 180 185 190 195 Foot Length (cm) 21
Refer to the following data set: Round solutions to two decimal places, if necessary. What is the mean of this data set? mean- What is the median of this data set? median- 113 80 67 96 141 59 124 124 80 124 80 124 134 140 134 134 70 80 What is the mode of this data set? If no mode exists, type DNE. If multiple modes exist, enter the values in a comma-separated list. model

Recommended textbooks for you

MATLAB: An Introduction with Applications

Statistics

ISBN:

9781119256830

Author:

Amos Gilat

Publisher:

John Wiley & Sons Inc

Probability and Statistics for Engineering and th…

Statistics

ISBN:

9781305251809

Author:

Jay L. Devore

Publisher:

Cengage Learning

Statistics for The Behavioral Sciences (MindTap C…

Statistics

ISBN:

9781305504912

Author:

Frederick J Gravetter, Larry B. Wallnau

Publisher:

Cengage Learning

MATLAB: An Introduction with Applications

Statistics

ISBN:

9781119256830

Author:

Amos Gilat

Publisher:

John Wiley & Sons Inc

Probability and Statistics for Engineering and th…

Statistics

ISBN:

9781305251809

Author:

Jay L. Devore

Publisher:

Cengage Learning

Statistics for The Behavioral Sciences (MindTap C…

Statistics

ISBN:

9781305504912

Author:

Frederick J Gravetter, Larry B. Wallnau

Publisher:

Cengage Learning

Elementary Statistics: Picturing the World (7th E…

Statistics

ISBN:

9780134683416

Author:

Ron Larson, Betsy Farber

Publisher:

PEARSON

The Basic Practice of Statistics

Statistics

ISBN:

9781319042578

Author:

David S. Moore, William I. Notz, Michael A. Fligner

Publisher:

W. H. Freeman

Introduction to the Practice of Statistics

Statistics

ISBN:

9781319013387

Author:

David S. Moore, George P. McCabe, Bruce A. Craig

Publisher:

W. H. Freeman

SEE MORE TEXTBOOKS