Generally, how do you find the scale of a sine or cosine function in order to help you sketch the graph? Select ALL answer(s) that apply. Period The scale is if its period is a . Period O The scale is if its period is 7.

Is parameter proportion the same as statistical proportion. so lets say the statistical proportion is 0.49. Would the parameter proportion be 0.49 as well ?

Ranking in a class graduation is what kind of measurement?

Waiting time of patients in an emergency room? Is this: nominal or ordinal or interval or ratio?

Suppose you are told your BMI is 32, the  70th percentile for your age and sex. Please interpret this percentile age: 28 Female

A researcher thinks that watching violent televisions increases aggressive behavior in children. To test this hypothesis, she randomly assigns 48 children into one of 3 groups (no violent TV, a little violent TV, or a lot of violent TV) and observes their playground behavior for three weeks and measures it for violence and intensity. For the variable “amount of TV” (as it appears in this problem), what is the scale of measurement? a. nominal b. ordinal c. interval d. ratio   A researcher thinks that watching violent televisions increases aggressive behavior in children. To test this hypothesis, she randomly assigns 48 children into one of 3 groups (no violent TV, a little violent TV, or a lot of violent TV) and observes their playground behavior for three weeks and measures it for violence and intensity. If the researcher’s hypothesis is correct, which of the following conclusions could be drawn? a. Fail to reject the null, watching violent TV does not increase…