A sporting goods store is selling all their exercise equipment for 30% off.
The regular price for an exercise bicycle is $260. The regular price for a set of hand weights is $120.

Part A
Use the drop‐down menus to explain how to find the sale price of the exercise bicycle.

Find of the cost of the exercise bicycle. Multiply that amount by to find 30% of the cost. Then the regular price to find the sale price.

Part B
Use your answers from Part A to find the sale price for the exercise bicycle. Enter your answer in the box.

$

Part C
What is the sale price of the hand weights?

The survey of study habits and attitudes (ssha) is a psychological test that measures the motivation, attitude toward school, and study habits of students, scores range from 0 to 200. the mean score for u. s. college students is about 115, and the standard deviation is about 30. a teacher who suspects that older students have better attitudes toward school gives the ssha to 55 students who are at least 30 years of age. the mean score is 113.2. assume the population standard deviation is 30 for older students what is the margin of error for a 95% confidence interval for the population mean score for a. older students? b. compute the 95% confidence interval for the population mean score for older students. c. compute the 99% confidence interval for the population mean score for older students. d. compute the 88% confidence interval for the population mean score for older students.