Grade 11 and 12 Mathematics (Moderator: geoffrey)

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

Started by amal

A prospective study on the relationship between sleep deprivation and heart disease was done by ...

Started by soccerdreamer_17

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

Started by colton

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

Started by jman1234

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

Started by Caiter2013

Null and alternative hypotheses are statements about a. population parameters. b. sample ...

Started by jeatrice

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

Started by bb

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

Started by lindiwe

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

Started by jc611

The likelihood that a statistic would be as extreme or more extreme than what was observed is called ...

Started by dalyningkenk

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

Started by dejastew

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

Started by Kikoku

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!

Which of the following conclusions is not equivalent to rejecting the null hypothesis? a. The ...

Started by LCritchfi

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

Started by berenicecastro

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

Started by acc299

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

Started by bobypop

In hypothesis testing for one proportion, the null value is used in which of the following? a. The ...

Started by mydiamond

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

Started by elizabeth18

Which one of the following is not true about hypothesis tests? a. Hypothesis tests are only valid ...

Started by LaDunn

In a hypothesis test which of the following can (and should) be determined before collecting data? ...

Started by rayancarla1

The level of significance (usually .05) associated with a significance test is the probability a. ...

Started by deesands

Suppose the significance level for a hypothesis test is = 0.05 . If the p-value is 0.999, the ...

Started by jman1234

In hypothesis testing, a Type 1 error occurs when a. the null hypothesis is not rejected when the ...

Started by burton19126

In hypothesis testing, a Type 2 error occurs when a. the null hypothesis is not rejected when the ...

Started by littleanan