WorksheetsName the Big 6 - Round 1
Total questions: 10
Worksheet time: 30mins
Do people spend more time watching television than they read? 75 people were asked how many minutes they spent watching television and how many minutes they read.
1-Sample Mean HT
1-Sample Mean CI
2-Sample Means HT
2-Sample Means CI
Paired Mean Difference HT
How much does a speed reading course help. A word per minute read was charted before and after the course for 80 students.
1-Sample Mean HT
2-Sample Means HT
Paired Mean Difference HT
Paired Mean Difference CI
2-Sample Means CI
You own a restaurant and want to find out how much lettuce is consumed on an average day. You look at total orders during each of 45 consecutive days.
1-Sample Mean HT
1-Sample Mean CI
2-Sample Means HT
2-Sample Means CI
Paired Mean Difference CI
Ten years ago, the age of CEO's averaged 62 years old. Has this number changed? The ages of 80 current CEO's were collected.
1-Sample Mean HT
1-Sample Mean CI
2-Sample Means HT
2-Sample Means CI
Paired Mean Difference CI
Do community college statistics students spend a higher percent of their study time in the math compared with university students? 70 community college students and 70 university students were questioned.
1-Sample Mean HT
1-Sample Mean CI
2-Sample Means HT
2-Sample Means CI
Paired Mean Difference HT
Is the recovery time from ACL surgery shorter for patients who have health insurance? 300 patients with health insurance and 200 patients without health insurance were studied for their recovery time after the ACL surgery.
1-Sample Mean HT
1-Sample Mean CI
2-Sample Means HT
2-Sample Means CI
Paired Mean Difference CI
Last year the average hotel room at Stateline was $60 per night. A study was done to determine if the average cost per night for rooms this year has increased. What can be concluded?
1-Sample Mean HT
1-Sample Mean CI
2-Sample Means HT
2-Sample Means CI
Paired Mean Difference HT
The cafeteria estimates that it will take an average of 95 patrons per day in order to break even. The cafeteria was observed over 60 days to see if there would be an average of more than 95 patrons.
1-Sample Mean HT
1-Sample Mean CI
2-Sample Means HT
2-Sample Means CI
Paired Mean Difference HT
How much more exercise do Tahoe residents get than Reno residents? 85 Tahoe residents and 84 Reno residents were questioned about how many hours of exercise they get per week.
1-Sample Mean HT
1-Sample Mean CI
2-Sample Means HT
2-Sample Means CI
Paired Mean Difference CI
Researchers want to estimate how many fewer cigarettes are smoked when the tax on cigarettes goes up. 500 people were tracked before a 30% cigarette tax was imposed and after the tax was imposed.
1-Sample Mean HT
1-Sample Mean CI
2-Sample Means CI
Paired Mean Difference HT
Paired Mean Difference CI
