The following dotplot shows the cost of electricity during a summer month for a random sample of 50 one-bedroom apartments in a large city. Use the dotplot to complete parts a through c below. 100 120 140 160 180 200 vari a. Around what amount does the monthly electricity cost seem to be concentrated? O A. The majority of utility charges are clustered between $160 and $220. O B. The majority of utility charges are clustered between $120 and $180. OC. The majority of utility charges are clustered between $80 and $140. b. The average cost of electricity is about Enter an integer). c. The standard deviation of these 50 cost of electricity is about (One digit after decimal point).

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The following dotplot shows the cost of electricity during a summer month for a random sample of 50 one-bedroom apartments in a large city. Use the dotplot to complete parts a through c below.
100 120 140 160 180 200
var1
.....
a. Around what amount does the monthly electricity cost seem to be concentrated?
O A. The majority of utility charges are clustered between $160 and $220.
O B. The majority of utility charges are clustered between $120 and $180.
C. The majority of utility charges are clustered between $80 and $140.
b. The average cost of electricity is about
Enter an integer).
c. The standard deviation of these 50 cost of electricity is about
(One digit after decimal point).
Transcribed Image Text:The following dotplot shows the cost of electricity during a summer month for a random sample of 50 one-bedroom apartments in a large city. Use the dotplot to complete parts a through c below. 100 120 140 160 180 200 var1 ..... a. Around what amount does the monthly electricity cost seem to be concentrated? O A. The majority of utility charges are clustered between $160 and $220. O B. The majority of utility charges are clustered between $120 and $180. C. The majority of utility charges are clustered between $80 and $140. b. The average cost of electricity is about Enter an integer). c. The standard deviation of these 50 cost of electricity is about (One digit after decimal point).
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