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An expert is thinking about the psychological self perspective on smokers, as assessed by the psychological self picture (SI) score from a character stock. She should take a gander at the mean SI score,

?, for the quantity of occupants in all smokers. As of late appropriated assessments have shown that the mean SI score for the quantity of occupants in all smokers is 85 and that the standard deviation is 10, yet the specialist acknowledges that the motivating force for the mean has extended. She expects to play out a verifiable test. She takes a subjective illustration of SI scores for smokers and registers the model mean to be 95.

Taking into account this information, answer the requests underneath.

1. What are the invalid hypothesis (H0) and the elective hypothesis (H1) that should be used for the test?

H0: (pick one) not actually, not by and large or identical to, more imperative than, more unmistakable than or comparable to, identical to, or not identical to.

(pick one) 85, 95, or 10.

H1: (Choose one) not by and large, not actually or identical to, more imperative than, more conspicuous than or comparable to, identical to, or not identical to.

(Pick one) 85, 95, or 10.

With respect to this test, what is a Type I botch?

2. A sort I botch is:

(pick one) excusing or fail to excuse the hypothesis that ? is

(pick one) not by and large, not actually or identical to, more unmistakable than, more significant than or comparable to, comparable to, or not identical to

(Pick one) 85, 95, or 10 when, for sure, ? is

(pick one) not actually, not by and large or comparable to, more important than, more conspicuous than or identical to, comparable to, or not identical to

(Pick one) 85, 95, or 10.

3. Accept that we decide to excuse the invalid hypothesis. What sort of slip-up may we make?

(Pick one) Type I or Type II

In the amassing of light emanating diode (LED), different layers of ink are on the optic point of convergence. The thickness of these layers is fundamental if specifics regarding the last tone and force of light are to be met. Permit X1 and X2 to mean the thickness of two particular layers of ink. It is understood that X1 is usually coursed with a mean of 0.1 mm and a standard deviation of 0.00031 mm, and X2 is moreover commonly passed on with a mean of 0.23 mm and a standard deviation of 0.00017 mm. Expect that these components are self-ruling. Let T as the ink total thickness.

Give the surveyed ink total thickness (in 2 decimal spots) :

Give the evaluated standard deviation of the ink supreme thickness (in six (6) decimal places)=

A light with a total ink thickness (T) outperforming 0.2405 mm doesn't have the consistency of concealing that the customer demands. Find the probability that a self-assertively picked light fails to meet customer points of interest Answer (in 2 decimal spots) :

Given a discretionary variable X with Moment Generating limit M(t), figure the Moment delivering capacities with regards to the going with unpredictable elements (to the extent M).

@27@

In each subpart, k is a scalar.

a. k X

b. X + k

c. ?Ni=0 Xi where all Xi are analyzed self-rulingly from X.

d. A sporadic variable Y with PDF(y) = PDF (x + k), both PDF described over R.

e. An unpredictable variable Y with PDF(y)=PDF (2x)

Junior Achievement USA and the Allstate Foundation considered youngsters developed 14 to 18 and asked at what age they figure they will end up being fiscally free. The responses of 944 youngsters who reacted to this outline question as follows:

Age Financially Independent, Number of Responses

16 to 20, 191

21 to 24, 467

25 to 27, 244

at least 28 set up, 42

Consider the investigation of indiscriminately picking a teenager from the quantity of occupants in Poung individuals developed to 14 to 18.

Required:

a. Cycle the probability of being financially self-ruling for all of the four age classes.

b. What is the probability of being fiscally self-sufficient before the age of 25?

c. What is the probability of being financially self-ruling after the age of 24?

d. Do the probabilities suggest that the youngsters may be genuinely absurd in their suspicions with respect to when they will end up being fiscally independent?

3.11 The tensile strength of Portland cement is being studied. Four different mixing techniques can be used econom- ically. A completely randomized experiment was conducted and the following data were collected: Mixing Technique Tensile Strength (Ib/in') 3129 3000 2865 2890 WN - 3200 3300 2975 3150 2800 2900 2985 3050 2600 2700 2600 2765 (c) Use the Fisher LSD method with a = 0.05 to make comparisons between pairs of means.Analysis of Cash Flows The following amounts have been taken from the recent nancial statements for Irwin Company: Cu rrent liabilities Current liabilities Cash fro n1 Expenditures {UUZDlJ [12!31I2016} operations on PPE $4255] 00 559 0,0 00 $389,000 $245,0 00 To the closest hundredth, which of the following amounts is Irwin's operating cash flow to current liabilities ratio? Select one: a. 1.66 b. 1.42 c. 1.?5 cl. 1.11 Question 8 (2.08 points) Irwin Company counted its ending inventory as $178,000 at year-end, January 31, 2013. Upon review of the records, it was noted that the following items were in transit during the count: - Goods totaling $2,000 shipped by the supplier FOB destination on January 31 were received February 5th and were not counted by Irwin Company. - Goods totaling $5,000 shipped by the supplier FOB shipping point on January 30 were received February 2nd and were not counted by Irwin Company. - Goods totaling $6,000 shipped by Irwin Company to a customer FOB shipping point on January 31 were received by the customer on February 3rd and were counted by Irwin Company. What is irwin Company's correct inventory balance on January 31, 2013? $172,000 $174,000 $177,000 $178,000Question 12 (2.08 points) Coffski, Inc. sold merchandise to a customer on credit. The invoice amount was 8 $1,000; the invoice date was June 10th; credit terms were 1/10, n/30. Which of the following statements is true? 11 12 The customer can take a 10% discount if the invoice is paid by June 30th. )The customer should pay $1,000 if the invoice is paid on July 9th. ()The customer must pay a $10 penalty if payment is made after July 9th. )The customer must pay $1,010 if payment is made after June 20th