Find d2y/dx2 in terms of x and y. y5 = x7

Fredrick designed an experiment in which he spun a spinner 20 times and recorded the results of each spin

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 .

Adistribution has the five-number summary shown below. what is the third quartile, q3, of this distribution? 22, 34, 41, 55, 62