For an exponential distribution, the standard deviation is equal to the mean.
(a) the standard deviation is 4 miles.
<h3><u>Question:</u></h3>
Isabella’s rain gauge showed 3 4/5 centimeters (cm) last Tuesday. This Tuesday, the rain gauge showed 5 7/10 centimeters. How many more centimeters of rain fell during the week?
A 9 1/2cm B 8 1/2cm c 2 4/5cm D 1 9/10 cm
<h3><u>Answer:</u></h3>
Option D
more centimeters of rain fell during this week than last week
<h3><u>Solution:</u></h3>
From given,

Also given that,

<em><u>How many more centimeters of rain fell during the week?</u></em>

Thus
more centimeters of rain fell during this week than last week
Answer:
24
Step-by-step explanation:
Answer:
4
Step-by-step explanation:
Answer:-1
Step-by-step explanation:
2 dollars gained in July 2 dollars gained in August and 5 dollars lost in September is -1