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Watching TV: In 2012, the General Social Survey asked a sample of 1326 people how much...
Watching TV: In 2012, the General Social Survey asked a sample of 1330 people how much...
Watching TV: In 2012, the General Social Survey asked a sample of 1330 people how much time they spent watching TV each day. The mean number of hours was 3.05 with a standard deviation of 2.70. A sociologist claims that people watch a mean of 3 hours of TV per day. Do the data provide sufficient evidence to conclude that the mean hours of TV watched per day is more than the claim? Use the a=0.10 level of significance and...
Watching TV: The 2012 general Social Survey asked a large number of people how much time...
Watching TV: The 2012 general Social Survey asked a large number of people how much time they spent watching TV each day. The mean number of hours was 3.09 with a standard deviation of 2.72. Assume that in a sample of 34 teenagers, the sample standard deviation of daily TV time is 1.9 hours, and that the population of TV watching times is normally distributed. Can you conclude that the population standard deviation of TV watching times for teenagers differs...
5 4 6 Question 6 of 7 (1 point) Atempt 1 of Unlimited View question in...
5 4 6 Question 6 of 7 (1 point) Atempt 1 of Unlimited View question in a popup 8.3 Section Exercise 20 (p-value, caic) Watching TV: In 2012, the General Social Survey asked a sample of 1310 people how much time they spent watching TV each day. The mean number of hours was 2.8 with a standard deviation of 2.6. A sociologist claims that people watch a mean of 3 hours of TV per day. Do the data provide sufficient...
For the 2015 General Social Survey, a comparison of females and males on the number of...
For the 2015 General Social Survey, a comparison of females and males on the number of hours a day that the subject watched TV gave the following results. Group Females 510 3.10 Males 396 2.90 (a) Set up the hypotheses of a significance test to analyze whether the population means differ for females and males. Ho: -Select 2 H: --Select-- 12 (b) Conduct all parts of the significance test if df - 509 and standard error = 0.163. Interpret the...
3. How much TV do College Students watch? In a survey 361 students were asked how...
3. How much TV do College Students watch? In a survey 361 students were asked how many hours of TV they watched per week. The sample gave an average of 6.504 hours. A bootstrap distribution gave a SE of 0.2939. Find and interpret a 90% confidence interval for the average number of hours a student watches TV per week.
A survey asked people, "How many hours do you spend watching reality TV shows per week?"....
A survey asked people, "How many hours do you spend watching reality TV shows per week?". From a random sample of 1200 people, sample mean was 9.5 and the (sample) standard deviation was 3.1 hours. Construct a 90% confidence interval for population mean A (6.4, 12.6) B. Cannot compute based on the given information. C-19.32, 9.68) D.(4.4, 15.6) E. (9.35, 9.65) QUESTION 20 (Continue from the previous question) what is the minimum required sample size to make sure that the...
A newspaper article reported that people spend a mean of 7 hours per day watching TV,...
A newspaper article reported that people spend a mean of 7 hours per day watching TV, with a standard deviation of 1.8 hours. A psychologist would like to conduct interviews with the 10% of the population who spend the most time watching TV. She assumes that the daily time people spend watching TV is normally distributed. At least how many hours of daily TV watching are necessary for a person to be eligible for the interview? Carry your intermediate computations...
A newspaper article reported that people spend a mean of 6 hours per day watching TV,...
A newspaper article reported that people spend a mean of 6 hours per day watching TV, with a standard deviation of 1.8 hours. A psychologist would like to conduct interviews with the 10% of the population who spend the most time watching TV. She assumes that the daily time people spend watching TV is normally distributed. At least how many hours of daily TV watching are necessary for a person to be eligible for the interview? Carry your intermediate computations...
A newspaper article reported that people spend a mean of 7.5 hours per day watching TV,...
A newspaper article reported that people spend a mean of 7.5 hours per day watching TV, with a standard deviation of 1.8 hours. A psychologist would like to conduct interviews with the of the 10 % population who spend the most time watching TV. She assumes that the daily time people spend watching TV is normally distributed. At least how many hours of daily TV watching are necessary for a person to be eligible for the interview? Carry your intermediate...
UTRGV female and male students were asked how much time they spent watching TV each week....
UTRGV female and male students were asked how much time they spent watching TV each week. Researchers would like to know if there is a difference between the time males and females spend watching TV. (α = .05) Men Women 10 13 15 3 6 5 8 7 20 9 12 4 a) What is the t-observed for the difference between the means? b) What is the p-value c) Based on the p-value and alpha, is there a statistically significant...
Watching TV: In 2012, the General Social Survey asked a sample of 1330 people how much time they spent watching TV each day. The mean number of hours was 3.05 with a standard deviation of 2.70. A sociologist claims that people watch a mean of 3 hours of TV per day. Do the data provide sufficient evidence to conclude that the mean hours of TV watched per day is more than the claim? Use the a=0.10 level of significance and...
Watching TV: The 2012 general Social Survey asked a large number of people how much time they spent watching TV each day. The mean number of hours was 3.09 with a standard deviation of 2.72. Assume that in a sample of 34 teenagers, the sample standard deviation of daily TV time is 1.9 hours, and that the population of TV watching times is normally distributed. Can you conclude that the population standard deviation of TV watching times for teenagers differs...
5 4 6 Question 6 of 7 (1 point) Atempt 1 of Unlimited View question in a popup 8.3 Section Exercise 20 (p-value, caic) Watching TV: In 2012, the General Social Survey asked a sample of 1310 people how much time they spent watching TV each day. The mean number of hours was 2.8 with a standard deviation of 2.6. A sociologist claims that people watch a mean of 3 hours of TV per day. Do the data provide sufficient...
For the 2015 General Social Survey, a comparison of females and males on the number of hours a day that the subject watched TV gave the following results. Group Females 510 3.10 Males 396 2.90 (a) Set up the hypotheses of a significance test to analyze whether the population means differ for females and males. Ho: -Select 2 H: --Select-- 12 (b) Conduct all parts of the significance test if df - 509 and standard error = 0.163. Interpret the...
3. How much TV do College Students watch? In a survey 361 students were asked how many hours of TV they watched per week. The sample gave an average of 6.504 hours. A bootstrap distribution gave a SE of 0.2939. Find and interpret a 90% confidence interval for the average number of hours a student watches TV per week.
A survey asked people, "How many hours do you spend watching reality TV shows per week?". From a random sample of 1200 people, sample mean was 9.5 and the (sample) standard deviation was 3.1 hours. Construct a 90% confidence interval for population mean A (6.4, 12.6) B. Cannot compute based on the given information. C-19.32, 9.68) D.(4.4, 15.6) E. (9.35, 9.65) QUESTION 20 (Continue from the previous question) what is the minimum required sample size to make sure that the...
A newspaper article reported that people spend a mean of 7 hours per day watching TV, with a standard deviation of 1.8 hours. A psychologist would like to conduct interviews with the 10% of the population who spend the most time watching TV. She assumes that the daily time people spend watching TV is normally distributed. At least how many hours of daily TV watching are necessary for a person to be eligible for the interview? Carry your intermediate computations...
A newspaper article reported that people spend a mean of 6 hours per day watching TV, with a standard deviation of 1.8 hours. A psychologist would like to conduct interviews with the 10% of the population who spend the most time watching TV. She assumes that the daily time people spend watching TV is normally distributed. At least how many hours of daily TV watching are necessary for a person to be eligible for the interview? Carry your intermediate computations...
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