Stratified random sampling is used to subdivided into groups by volume of sales.
According to the statements
Manufacturers are subdivided into groups by volume of sales. and for this Stratified random sampling is used.
Stratified random sampling is the technique used divide the population can be partitioned into subpopulations.
Thus, Stratified random sampling is used to subdivided into groups by volume of sales.
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As we can see from the above the pattern is:
-In ascending order.
-A value of 100 is added to each new number.
The rest of the pattern will be:
3865+100. 3865+100×2. 3865+100×3
Therefore,the answer is: 3965. 4065. 4165.
Hope it helps!
6x^2 + 23x - 4 = 0
factorising:-
(6x - 1)(x + 4 ) = 0
x = 1/6 , - 4
Answer:
1.77 to nearest hundredth
Step-by-step explanation:
Z-score = (score - mean) / standard deviation
98 is the highest score and its z-score is (98- 81.5) / 9.3
= 1.7742
