EASY
WHAT IS THE PROBABILITY OF GETTING A HEAD WHEN FLIPPING A FAIR COIN?
1/2
TWO DICE ARE ROLED. WHAT IS THE PROBABILITY OF GETTING A SUM OF 7?
1/6
A BAG CONTAINS 5 RED AND 3 BLUE BALLS. WHAT IS THE PROBABILITY OF DRAWING 2 RED BALLS WITHOUT REPLACEMENT?
5/14
A BOX HAS 6 WHITE AND 4 BLACK BALLS. IF 3 BALLS ARE DRAWN WITHOUT REPPLACEMENT, WHAT IS THE PROBABILITY THAT EXACTLY 2 ARE WHITE?
1/2
A DIE IS ROLLED ONCE. WHAT IS THE PROBABILITY OF GETTING A 4?
1/6
FIND THE VARIANCE OF: 1,3,5
IF THE MEAN IS 3
8/3
FIND THE STANDARD DEVIATION OF: 2,4,6
8/3
THE PROBABILITY OF PASSING MATH IS 0.7 AND ENGLISH IS 0.6, IF THEY ARE INDPENDENT. WHAT IS THE PROBABILITY OF PASSING BOTH?
0.42
FIND THE MAEN OF: 2,4,6,8
5
A CARD IS DRAWN FROM A STANDARD DECK. WHAT IS THE PROBABILITY OF DRAWING A HEART?
1/4
IF TWO COINS ARE FLIPPED. WHAT IS THE PROBABILITY OF GETTING AT LEAST ONE HEAD?
3/4
FIND THE NUMBER OF WAYS TO CHOOSE 3 LEADERS FROM 8 STUDETS.
0
HOW MANY OUTCOMES ARE POSSIBLE WHEN FLIPPING 2 COIN?
4
FIND THE MODE OF: 2,4,4,5,6
4
IN HOW MANY WAYS CAN 4 STUDENTS BE ARRANGED IN A LINE?
24
A RANDOM VARIABLE HAS:
P(X=1)=0.2
P(X=2)=O.5
P(X=3)=0.3
FIND THE MEAN
56
WHAT IS THE MEDIAN OF: 3,7,9?
7
A BOX CONTAINS 4 RED BALLS AND 6 BLUE BALLS. ONE BALL IS DRAWN AT RANDOM. WHAT IS THE PROBABILITY THAT THE BALL DRAW IS READ?
2/5
A TEST HAS MEAN 70 AND SD 10. IF A STUDENT SCORES SO. WHAT IS THE Z-SCORE?
2
WHAT TYPE OF GRAPH IS THE BEST FOR SHOWING THE DISTRIBUTION OF CONTINUOUS DATA?
HEISTOGRAM