मराठी
तामिळनाडू बोर्ड ऑफ सेकेंडरी एज्युकेशनएचएससी वाणिज्य इयत्ता १२

Choose the correct alternative: If the area to the left of a value of z (z has a standard normal distribution) is 0.0793, what is the value of z?

Advertisements
Advertisements

प्रश्न

Choose the correct alternative:

If the area to the left of a value of z (z has a standard normal distribution) is 0.0793, what is the value of z?

पर्याय

  • – 1.41

  • 1.41

  • – 2.25

  • 2.25

MCQ
Advertisements

उत्तर

– 1.41

shaalaa.com
Distribution
  या प्रश्नात किंवा उत्तरात काही त्रुटी आहे का?
पाठ 7: Probability Distributions - Exercise 7.4 [पृष्ठ १७१]

APPEARS IN

सामाचीर कलवी Business Mathematics and Statistics [English] Class 12 TN Board
पाठ 7 Probability Distributions
Exercise 7.4 | Q 25 | पृष्ठ १७१

संबंधित प्रश्‍न

If 18% of the bolts produced by a machine are defective, determine the probability that out of the 4 bolts chosen at random none will be defective


Assuming that a fatal accident in a factory during the year is 1/1200, calculate the probability that in a factory employing 300 workers there will be at least two fatal accidents in a year, (given e-0.25 = 0.7788).


Write down any five chief characteristics of Normal probability curve


In a test on 2,000 electric bulbs, it was found that bulbs of a particular make, was normally distributed with an average life of 2,040 hours and standard deviation of 60 hours. Estimate the number of bulbs likely to burn for more 1,920 hours but less than 2,100 hours


Choose the correct alternative:

Which of the following cannot generate a Poisson distribution?


Choose the correct alternative:

The starting annual salaries of newly qualified chartered accountants (CA’s) in South Africa follow a normal distribution with a mean of ₹ 180,000 and a standard deviation of ₹ 10,000. What is the probability that a randomly selected newly qualified CA will earn between ₹ 165,000 and ₹ 175,000?


Choose the correct alternative:

Cape town is estimated to have 21% of homes whose owners subscribe to the satellite service, DSTV. If a random sample of your home is taken, what is the probability that all four homes subscribe to DSTV?


Choose the correct alternative:

If P(Z > z) = 0.5832 what is the value of z (z has a standard normal distribution)?


A manufacturer of metal pistons finds that on the average, 12% of his pistons are rejected because they are either oversize or undersize. What is the probability that a batch of 10 pistons will contain no more than 2 rejects?


A manufacturer of metal pistons finds that on the average, 12% of his pistons are rejected because they are either oversize or undersize. What is the probability that a batch of 10 pistons will contain at least 2 rejects?


Share
Notifications

Englishहिंदीमराठी


      Forgot password?
Use app×