Which of the following is NOT a requirement for testing a claim about a standard deviation or variance? A. The sample is a simple random sample. B. The chi-square distribution is used. C. The population has a normal distribution. D. The population must be skewed to the right.

Evaluate the expression for the given value of the variable 7a - 4a for a =8

One integer is 5 more than another. their product is 104. find the integers

Suppose you are going to graph the data in the table. minutes temperature (°c) 0 -2 1 1 2 3 3 4 4 5 5 -4 6 2 7 -3 what data should be represented on each axis, and what should the axis increments be? x-axis: minutes in increments of 1; y-axis: temperature in increments of 5 x-axis: temperature in increments of 5; y-axis: minutes in increments of 1 x-axis: minutes in increments of 1; y-axis: temperature in increments of 1 x-axis: temperature in increments of 1; y-axis: minutes in increments of 5