Answer:
70
Step-by-step explanation:
= First term =
= Common difference =
= Number of terms = 20
Sum of arithmetic progression is given by
The sum of the first 20 terms of the arithmetic sequence is 70.
What is the square root of 9
2 answers:
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Answer:
Nearly 48.78% of the men gave a response that falls in the interval 155 to 195 pounds
Step-by-step explanation:
Given that a very large number of college men were asked what they thought their ideal weight was.
A five number summary of the response (in pounds) follows:
Median 175
Quartiles 155 196
Extremes 123 225
This implies that 25th percentile is 155 and 75th percentile is 196
This can be interpreted as approximately 50% of men lie between 155 and 196 pounds.
Since 195 is very near to 195, we can say approximately
i.e. 41 difference = 50%
40 difference =
Nearly 48.78% of the men gave a response that falls in the interval 155 to 195 pounds