Yes the ones that you did are correct
Calculating the sum of 1 through 50: 50 x 51/2 = 25 x 51 = 1275.
The answer as a decimal is -42.6
Answer:
Rhoda
Step-by-step explanation:
sub same values of x into both expressions. The expressions are equivalent if the values of the expressions are equal
The true statement is that the grocery store has an 84% chance of selling more than 390 tomatoes in a week.
<h3>What is standard deviation?</h3>
The term standard deviation is used to describe the manner in which values are scattered around the mean value. This is a very important measure in statistics.
In this case, the true statement is that the grocery store has an 84% chance of selling more than 390 tomatoes in a week.
Learn more about standard deviation:brainly.com/question/16555520
#SPJ2
