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Recent questions tagged statistics

7 7 votes
3 3 answers
GATE Civil 2023 Set 1 | GA | Question: 7
Which one of the options can be inferred about the mean, median, and mode for the given probability distribution (i.e. probability mass function), $P(x)$, of a variable $...
6 6 votes
2 2 answers
GATE Civil 2022 Set 1 | GA | Question: 8
The above frequency chart shows the frequency distribution of marks obtained by a set of students in an exam.From the data presented above, which one of the following is ...
0 0 votes
0 0 answers
GATE Civil 2021 Set 1 | Question: 3
The shape of the cumulative distribution function of Gaussian distribution isHorizontal lineStraight line at $45$ degree angleBell-shaped$S$-shaped
0 0 votes
0 0 answers
GATE2016-2-1
The spot speeds (expressed in km/hr) observed at a road section are $66, 62, 45, 79, 32, 51, 56, 60, 53,$ and $49$. The median speed (expressed in km / hr) is ______(Note...
0 0 votes
0 0 answers
GATE2016-1-4
Type II error in hypothesis testing isacceptance of the null hypothesis when it is false and should be rejectedrejection of the null hypothesis when it is true and should...
9 9 votes
1 answers 1 answer
GATE Civil 2017 Set 1 | GA | Question: 5
The following sequence of numbers is arranged in increasing order: $1,x,x,x,y,y,9,16,18$. Given that the mean and median are equal, and are also equal to twice the mode, ...
0 0 votes
0 0 answers
GATE Civil 2012 | Question: 64
Which of the following assertions are $\textbf{CORRECT}$?$P:$ Adding $7$ to each entry in a list adds $7$ to mean of the list$Q:$ Adding $7$ to each entry in a list adds ...
0 0 votes
0 0 answers
GATE2018 CE-2: 3
A probability distribution with right skew is shown in the figure.The correct statement for the probability distribution isMean is equal to modeMean is greater than media...
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