Identify types of sampling errors that exist in the following sampling desgins 1 the local newspaper

Rosa makes a small flower garden outside the clubhouse the area of the garden is 851 square meters if the length of the garden is 23 m what is the width of the garden

A. 90 degrees b. 45 degrees c. 30 degrees d. 120 degrees

An energy drink company claims that its product increases students' memory levels. to support its claims, the company issues advertisements claiming that 8 out of 10 people (chosen randomly from across the country) who tried their product reported improved memory. the missing component in this study is a .