3 years ago

I'm confused on my math homework

Mathematics

1 answer:

Taya2010 [7]3 years ago

6 0

What is the home work

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In the USA today internet poll 73 percent of readers indicated that they were satisfied with their lives.

Anni [7]

Answer:

c) Population parameter or Population statistic

Step-by-step explanation:

Population:-

The totality of observation with which we are concerned , whether this number be finite or infinite is called population

Sample :

A sample is subset of a Population

Given data the USA today internet poll is called Population

Given data 73 percent of readers are satisfied with their lives.

This is called Population parameter.

6 0

3 years ago

Verify the identity algebraically: Csc(-x)tanx =-secx

weqwewe [10]

Step-by-step explanation:

Recall that

$\sin(-x) = -\sin x$

Therefore,

$\csc(-x) = \dfrac{1}{\sin(-x)} = -\dfrac{1}{\sin x}$

$\csc(-x)\tan x = \left(-\dfrac{1}{\sin x}\right)\left(\dfrac{\sin x}{\cos x}\right)$

$\:\:\:\:\:\:\:\:\:= -\dfrac{1}{\cos x} = -\sec x$

5 0

3 years ago

A student wanted to find the sum of all the even numbers from 1 to 100. He said:The sum of all the even numbers from 1 to 100 is

hram777 [196]

There would only be 50 odd numbers between 1 and 100 so therefor there would be 50 even so that would only be 50 odd numbers

4 0

3 years ago

Read 2 more answers

The exact average of a set of six test scores is 92. Five of these scores are 90, 98, 96, 94, and 85. What is the other test sco

nordsb [41]

Answer:

Step-by-step explanation:

92 = (90 + 98 + 96+ 94 + 85 + x )/6

92*6 = 90 + 98 + 96+ 94 + 85 + x

552 - (90 + 98 + 96+ 94 + 85) = x

x = 89

8 0

3 years ago

In the 1960s, the average price for an ear of corn was 4.17 cents. In the 1980s, the average price went up to 9.83 cents. How mu

34kurt

Answer:

the answer is 5.66 cents :)

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3 years ago