Grade 11 and 12 Mathematics (Moderator: geoffrey)

A result is called statistically significant whenever a. the null hypothesis is true. b. the ...

Started by elizabeth18

Which of the following is not a valid conclusion for a hypothesis test? a. Reject the null ...

Started by bobypop

The smaller the p-value, the a. stronger the evidence against the alternative hypothesis. b. ...

Started by acc299

If the result of a hypothesis test for a proportion is statistically significant, then a. the null ...

Started by berenicecastro

When the p-value is less than or equal to the designated level of 0.05, the result is called a a. ...

Started by Hungry!

The designated level (typically set at 0.05) to which the p-value is compared to, in order to decide ...

Started by Kikoku

The data summary used to decide between the null hypothesis and the alternative hypothesis is called ...

Started by dejastew

A hypothesis test gives a p-value of 0.050 . If the significance level = 0.05, the results are said ...

Started by jc611

A hypothesis test gives a p-value of 0.03 . If the significance level = 0.05, the results are said ...

Started by lindiwe

Which statement is correct about a p-value? a. The smaller the p-value the stronger the evidence in ...

Started by bb

A two-sided or two-tailed hypothesis test is one in which a. the null hypothesis includes values in ...

Started by Caiter2013

For each statement, determine if the statement is a typical null hypothesis (H0) or alternative ...

Started by jman1234

As the number of men with lung cancer declines, the American Cancer Society estimates that 73,020 ...

Started by colton

A 95 confidence interval for the difference in the population proportions of men (group 1) and women ...

Started by amal

A study on the relationship between vertex baldness and heart attacks in men reported that For any ...

Started by Cooldude101

A research study compares the risk of lung disease for men who smoke to the risk of lung disease for ...

Started by Medesa

A cola-tasting experiment is conducted in which 100 people are each given a half-cup of Cola A and a ...

Started by yoooooman

A union representative has collected some data on the hourly pay of workers in the area. He is ...

Started by wrbasek0

An experiment is conducted with two groups of college students. The 25 students in the treatment ...

Started by penguins

For a randomly selected sample of 20 new mothers in the year 2000, the mean age was 24.6 years. For ...

Started by mp14

Reaction time is measured in a driving simulator for a random sample of 16 year-old boys (n = 12, = ...

Started by mia

An experiment is conducted with two groups of 25 college students. The treatment group scored an ...

Started by KimWrice

A random sample of 40 men drank an average of 20 cups of coffee per week during finals, while a ...

Started by ishan

A researcher asked random samples of 50 kindergarten teachers and 50 12th grade teachers how much ...

Started by geoffrey

Random samples of 200 men and 200 women were collected and their resting pulse rates were measured, ...

Started by olgavictoria