stat 301 today mcq
1:For given data, discuss the shape of the distribution:X f0 21 32 53 74 55 36 2
2:The data presented in the form of frequency data is known as
3.In a frequency distribution the categories must
4:”A bell shaped distribution is also known as
5:For a symmetrical data set mean value is 150 and standard deviation 25. 68% values will lie between
6:The most repeated (popular) value in a data set is called:” :STA301
7:”The difference between the sample value expected and the estimates value of the parameter is called as
8:”For a certain distribution, A.M=136.75, Median=148.37 and Mode=152.80, then the distribution will be
9:”Value of harmonic mean is lower than
10:”IQ’s of all children in a school is an example of
11:”Pearson’s coefficient of skewnss is equal to?
12:”If A and B are mutually exclusive events with P(A) =0.25 and P (B) = 0.50, Then P (A or B) =
13:”The median of the values are 1,2,4,5,7.”
14:”Co-efficient of Quartile Deviation is a
14:”If P(A n B)=P(A/B).P(B) then we can say that the events A and B are____________
15:The measures used to calculate the variation present among the observations in the unit of the variable is called
16:From the given data, which one of the following chart we can draw:Year Turnover1965 3500001966 420001967 435001968 480001969 48500″
17:”If median>mid-quartile range>midrange then distribution will be mcq
18:”The extremely negative skewed curve is also known as
19:”Measure of central tendency is used to measure mcq average
19:”If the first and third quartiles are 22.16 and 56.36 respectively, then the quartile deviation is
20:open-ended questions provide primarily ______ data mcq
21:Serious disadvantage of using range as a” measure of dispersion is that it is based on only:” :STA301
22:”Which average gives the more weightage to the smaller values?
23:”If a curve has longer tail to the left, it is called
24:”Symbolically, a conditional probability is
25When the distribution is highly skewed, then which average is appropriate?
26:”Which branch of statistics deals with the techniques that are used to organize, summarize and present the data?” :STA301
27:Data in the Population census report is: STA301
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