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olganol [36]
3 years ago
10

A researcher is testing a new painkiller that claims to relieve pain in less than 15 minutes, on average. a. State the hypothese

s associated with the researcher's test. b. Describe a Type I error for this situation. c. Describe a Type II error for this situation.
Business
1 answer:
zmey [24]3 years ago
6 0

Answer:

a. H0 : U ≥ 15

   Ha : U < 15

b. Type I error is incorrectly conclude that the pain is reduced in less than 15 minutes.

c. Type II error is fail to conclude that time for pain reduction is less than 15 mints when actually its less than 15 minutes.

Explanation:

Null hypothesis is a statement that is to be tested against the alternative hypothesis and then decision is taken whether to accept or reject the null hypothesis.

Type I error is one in which we reject a true null hypothesis.

Type II error is one in which we fail to reject the null hypothesis that is actually false.

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If jjones withdraws 50000 from her personal account and deposits cash into a business account how to know 2hich accts to put in
Lina20 [59]

Answer:

The actions to write in the ledger are two.

Explanation:

When Jones withdraws from his personal account he is making a debit action, which indicates that this asset is decreasing and when that money is deposited to a commercial account he is making a credit action, which indicates that this asset is growing.

3 0
3 years ago
Give one example of how a decision that a consumer makes will involve an opportunity cost?
Tomtit [17]

Answer:

hope it's help you ok have a good day

4 0
2 years ago
For the first time in two years, Big G (the cereal division of General Mills) raised cereal prices by 4 percent. If, as a result
bearhunter [10]

Answer:

b. inelastic

c. Yes - it decreased

Explanation:

Elasticitiy of demand measures the responsiveness of quantity demanded to changes in price.

Elasticity of demand = percentage change in quantity demanded/ percentage change in price

= -2/4 = -0.5

The absolute value is 0.5

If the absolute value of the coffiecnet of elasticity of demand is less than one, demand is inelastic.

Demand is inelastic if a change in price has no effect on quantity demanded .

We can tell that the quantity demanded fell because of the negative sign in front of the percentage change in quantity demanded.

I hope my answer helps you

7 0
3 years ago
Speedy Auto Repairs uses a job-order costing system. The company’s direct materials consist of replacement parts installed in cu
Masteriza [31]

Answer:

Instructions are listed below

Explanation:

Giving the following information:

Estimates:

Direct labor-hours required to support estimated output 18,000.

Fixed overhead costs $ 198,000.

Variable overhead cost per direct labor-hour $ 1.00

A) overhead rate= (fixed + variable cost)/direct labor hour

Overhead rate= (198000 + 1*18000)/18000= 12

B) Direct materials $ 719

Direct labor cost $ 177

Direct labor-hours used 7

Manufacturing overhead= $1* 7= $7

8 0
2 years ago
Which type of market research data is Roland about to analyze? Roland works as a researcher for his manufacturing firm. He has c
lozanna [386]

Answer:

Roland works as a researcher for his manufacturing firm. He has conducted primary research to collect relevant market research data that will help his firm. He decided to use mathematical and statistical tools to analyze the data because the data is in nature.

Roland is about to analyze primary market research data.

Explanation:

Primary data are always in a state of nature.  Primary data are collected by Roland before analysis are from first-hand or primary sources.  For Roland to acquire the data, he must use primary research methods like surveys, interviews, or experiments. Because primary data are acquired with the research project in mind and directly from primary sources, they are contrasted with secondary data.  Secondary data were acquired by some other researchers and used in their analyses before being collected by another researcher as a basis for research continuation.

8 0
2 years ago
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