Frequency distribution of the scores from a mathematics test is given in the table below. Find the sample standard deviation.
IntervalMidpoint xFrequency fProduct xf58.5 - 65.5 3 65.5 - 72.5 5 72.5 - 79.5 8 79.5 - 86.5 6 86.5 - 93.5 3 93.5 - 100.5 5 Please round your answer to the nearest whole number, if necessary.
Fill in the blank(s) with the appropriate word(s).
11
Mathematics
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Perform the indicated division by synthetic division.(2x4 - x3 - 15x2 + 3x) ÷ (x + 3)
A. 2x3 - 5x2 + 3, R = -9 B. 2x3 - 7x2 + 6x - 15, R = 45 C. 2x3 - 7x2 + 6x - 15, R = -45 D. 2x3 + 5x2 + 3, R = 9
Mathematics
Solve the problem.Find the sum of the first 5 terms of the geometric sequence 1, -4, 16, . . . .
A. 341 B. -205 C. -341 D. 205
Mathematics
Use the comparison test to determine whether the following series is convergent or divergent.
?
What will be an ideal response?
Mathematics
Decide whether or not the functions are inverses of each other.f(x) = 
, domain [-4, ?); g(x) = x2 + 4, domain (-?, ?)
A. Yes B. No
Mathematics