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MAVERICK [17]
3 years ago
14

Depending on the day of the week, a border guard searches every nth person coming across the border. Each Tuesday every 7th pers

on is checked. What is the name of this method of sampling?
Convenience Sampling

Systematic Random Sampling

Stratified Random Sampling

Simple Random Sampling
Mathematics
1 answer:
zhannawk [14.2K]3 years ago
5 0

the answer is "Systematic Random Sampling"

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A quality control engineer is testing the battery life of a new smartphone. The company is advertising that the
DIA [1.3K]

The question requires stating the Null and Alternative hypothesis for the scenario described :

Answer:

H0 : μ = 24

H1 : μ < 24

Step-by-step explanation:

The claim or hypothesis to be tested in a statistical problem or analysis is the alternative hypothesis. This is usually the opposite of the Null hypothesis which is the usually the initial truth until there is significant evidence provided using statistical test to prove otherwise.

The null hypothesis, H0 in the scenario above is :

H0 : μ = 24 ( average battery life is 24 hours)

The alternative hypothesis is the claim, that is. The mean battery life not up to 24 hours ;

H1 : μ < 24

4 0
2 years ago
Write an equation for the proportional relationship shown in the table.
VladimirAG [237]

9514 1404 393

Answer:

  y = 38x

Step-by-step explanation:

The constant of proportionality (k) is the value of y when x=1. The table shows that to be 38. Then the equation is ...

  y = kx

  y = 38x

3 0
2 years ago
Suppose a Pony Express rider was paid $192 for 12 weeks of work. If he was paid the same amount each week,how much was he paid f
Masteriza [31]
$192 divided by 12 is 16 so 16 x 3 is 48. That is your answer $48. Your welcome bud.
5 0
3 years ago
What are the measures of the angles in the triangle?
Ierofanga [76]

Answer:

u need to put a picture so we know what your talking about

8 0
2 years ago
Can someone help me for once ?​
hichkok12 [17]

Answer:

The answer is A)-4,6

Step-by-step explanation:

sorry if wrong

hope this helps

plz give brainliest

6 0
2 years ago
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