हिंदी
तमिलनाडु बोर्ड ऑफ सेकेंडरी एज्युकेशनएचएससी वाणिज्य कक्षा १२

Choose the correct alternative: The parameters of the normal distribution f(x) = e(172π)e-(x-10)272-∞<x<∞ - Business Mathematics and Statistics

Advertisements
Advertisements

प्रश्न

Choose the correct alternative:

The parameters of the normal distribution f(x) = `(1/sqrt(72pi))"e"^(-(x - 10)^2)/72 - oo < x < oo`

विकल्प

  • (10, 6)

  • (10, 36)

  • (6, 10)

  • (36, 10)

MCQ

उत्तर

(10, 36)

shaalaa.com
Distribution
  क्या इस प्रश्न या उत्तर में कोई त्रुटि है?
अध्याय 7: Probability Distributions - Exercise 7.4 [पृष्ठ १६९]

APPEARS IN

सामाचीर कलवी Business Mathematics and Statistics [English] Class 12 TN Board
अध्याय 7 Probability Distributions
Exercise 7.4 | Q 7 | पृष्ठ १६९

संबंधित प्रश्न

If 5% of the items produced turn out to be defective, then find out the probability that out of 20 items selected at random there are atleast two defectives


Defects in yarn manufactured by a local mill can be approximated by a distribution with a mean of 1.2 defects for every 6 metres of length. If lengths of 6 metres are to be inspected, find the probability of less than 2 defects


A pair of dice is thrown 4 times. If getting a doublet is considered a success, find the probability of 2 successes


Determine the binomial distribution for which the mean is 4 and variance 3. Also find P(X=15)


An experiment succeeds twice as often as it fails, what is the probability that in next five trials there will be at least three successes


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 less than 1,950 hours


X is normally distributed with mean 12 and SD 4. Find P(X ≤ 20) and P(0 ≤ X ≤ 12)


Choose the correct alternative:

The time until the first failure of a brand of inkjet printers is normally distributed with a mean of 1,500 hours and a standard deviation of 200 hours. What proportion of printers fails before 1000 hours?


Choose the correct alternative:

If P(Z > z) = 0.8508 what is the value of z (z has a standard normal distribution)?


X is a normally distributed variable with mean µ = 30 and standard deviation σ = 4. Find P(30 < X < 35)


Share
Notifications

Englishहिंदीमराठी


      Forgot password?
Use app×