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3 years ago

6

How would I solve The product of -4.6 and a number is 8.4 more than the number. Find the number.

1 answer:

kykrilka [37]3 years ago

7 0

I don't think I know that!!!

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Alex787 [66]

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3 years ago

Find the missing measurements.

Alecsey [184]

The answer is 69 :) hope this helps ok gtg ;) gg

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2 years ago

What is the sum of 2 4/5 + 1 3/9 =

Westkost [7]

2 4/5= 14/5 1 3/9=12/9
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186/45= 4 6/45

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3 years ago

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tapes-R-US is having a sale on hq tape players. the regular price is 60 dollars.the discount is 18 dollars. what percent discoun

Vitek1552 [10]

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5 0

3 years ago

A study claims that the mean age of online dating service users is 40 years. Some researchers think this is not accurate and wan

Mademuasel [1]

Answer: $H_0:\mu=40$

$H_0:\neq40$

Step-by-step explanation:

A null hypothesis is a hypothesis where a researcher generally try to disprove, it says that there is no statistically significant relationship between the two variables .
An alternative hypothesis says that there is a statistical significance between two variables.

Claim 1. : Mean age of online dating service users is 40 years.

i.e. $\mu=40$ , since it has equals sign so we take this as null hypothesis.

Claim 2. : Mean age of online dating service users is not 40 years.

$\mu\neq40$

⇒ Null Hypothesis : $H_0:\mu=40$

Alternative hypothesis : $H_0:\neq40$

5 0

3 years ago