Question

Smith is a weld inspector at a shipyard. He knows from keeping track of good and...

Smith is a weld inspector at a shipyard. He knows from keeping track of good and substandard welds that for the afternoon shift 5% of all welds done will be substandard. If Smith checks 300 of the 7500 welds completed that shift, what is the probability that he will find between 10 and 20 substandard welds?

Math   Statistics-And-Probability   
0 0
Add a commentTranscribed image text
Next >

Homework Answers

Answer #1

0 0
Know the answer?
Your Answer:

Post as a guest

Your Name:

What's your source?

Earn Coins

Coins can be redeemed for fabulous gifts.

Log In

Sign Up

Not the answer you're looking for?
Ask your own homework help question
Similar Questions
smith is a weird inspector at a shipyard. he knows for keeping track of good and...
smith is a weird inspector at a shipyard. he knows for keeping track of good and standard welds that for the afternoon shift 5% of all welds done will be standard. If smith checks 300 of the 7500 welds completed that shift, what is the probability that he will find between 10 and 20 substandard welds
Smith is a weld inspector at a shipyard. He knows from keeping track of good and...
Smith is a weld inspector at a shipyard. He knows from keeping track of good and substandard welds that for the afternoon shift 5% of all welds done will be substandard. If Smith checks 300 of the 7500 welds completed that shift, what is the probability that he will find between 10 and 20substandard welds? A)0.2033 B)0.6377 C)0.8132 D)0.4066 P (   10   ≤ X ≤    20   )   Z1 =   (X1 - µ ) / σ =   -1.32    Z2...
Determine the t-value in each of the cases. (a) Find the t-value such that the area...
Determine the t-value in each of the cases. (a) Find the t-value such that the area in the right tail is 0.02 with 14 degrees of freedom. Smith is a weld inspector at a shipyard. He knows from keeping track of good and substandard welds that for the afternoon shift 5% of all welds done will be substandard. If Smith checks 300 of the 7500 welds completed that shift, what is the probability that he will find between 10 and...
A researcher believes that men have been getting taller in the last 75 years. He knows...
A researcher believes that men have been getting taller in the last 75 years. He knows that 75 years ago the mean height of men was 62 inches with a standard deviation of 18 inches. The researcher randomly selects 80 men and measures their heights. He find that their mean height is 69 inches with a standard deviation of 16. What would the appropriate test be to test if men are getting higher and what is the obtained value? single-sample...
1. A random number generator is used to select a number from 1 to 500 ?(inclusively)....
1. A random number generator is used to select a number from 1 to 500 ?(inclusively). What is the probability of selecting the number 595 ? What is the probability? 2.Identify the sample space of the probability experiment and determine the number of outcomes in the sample space. -Randomly choosing an even number between 10 and 20, inclusive The sample space is? (Use a comma to separate answers) There are _____ outcomes in the sample space 3. Determine the number...
ch 6 1: It is generally a good idea to gain an understanding of the "size"...
ch 6 1: It is generally a good idea to gain an understanding of the "size" of units. Consider the objects and calculate the kinetic energy of each one. A ladybug weighing 37.3 mg flies by your head at 3.83 km/h . ×10 J A 7.15 kg bowling ball slides (not rolls) down an alley at 17.5 km/h . J A car weighing 1260 kg moves at a speed of 49.5 km/h. 5: The graph shows the ?-directed force ??...
SCENARIO: Imagine a fictional social media firm called ShareMe. ShareMe is similar to Facebook; it is...
SCENARIO: Imagine a fictional social media firm called ShareMe. ShareMe is similar to Facebook; it is an online, virtual meeting place for friends and family to share photos, videos, and messages. With increased social media competition in the marketplace, ShareMe is struggling to stay profitable. Many advertisers are refusing to renew their ShareMe contracts for the upcoming calendar year. ShareMe currently has 300 employees. If ShareMe does not increase revenue this upcoming year, the firm will have to layoff 100...
As Shaniq drinks additional cups of tea at breakfast, Shaniq's Question 1 options: marginal utility from...
As Shaniq drinks additional cups of tea at breakfast, Shaniq's Question 1 options: marginal utility from tea decreases. total utility from tea increases. total utility from tea decreases. Both answers A and B are correct. Both answers B and C are correct. Question 2 (1 point) You can use marginal utility theory to find the demand curve by changing Question 2 options: only the price of one good. only income. only the prices of both goods. the utility schedule. Question...
1.Conclusions from the classic Kasser and Ryan study on the “dark side of the American dream”...
1.Conclusions from the classic Kasser and Ryan study on the “dark side of the American dream” a. only apply to affluent cultures. b. are specific to the United States and Canada. c. are limited to Western cultures. d. have been replicated in a variety of different cultures 2.Self-regulation and control have to do with the ________ of goal achievement. a. “what” b. “why” c. “how” d. “when” 3.Compared to other motivational concepts, such as needs, values, and motives, Karolyi argues...
QUESTION 1 The Matrix Indexing System consists of these activities: Merging information from three sources: (1)...
QUESTION 1 The Matrix Indexing System consists of these activities: Merging information from three sources: (1) an electronic bibliographic database, such as MEDLINE; (2) reference management software, such as RefWorks, EndNote, or ProCite; and (3) the Documents folder within your Lit Review master folder; expanding the Documents folder in your Lit Review master folder; and updating a review of the literature. True False QUESTION 2 If you set up your initial review of the literature using the Matrix Method, you...
ADVERTISEMENT
Need Online Homework Help?

Get Answers For Free
Most questions answered within 1 hours.

Ask a Question
ADVERTISEMENT