Answer :
Answer: Radius of a solid aluminium sphere is 3.67 cm.
Step-by-step explanation:
4/3 · 2.57³ π · 7,860 = 4/3 · r³ π · 2,700 / : 4/3 π
2.57³ · 7860 = r³ · 2,700
r³ = 2.57³ · ( 7,860 : 2.700 ) = 2.57³ · 2.911111... /∛
r ≈ 2.57 · 1.428 = 3.67 cm
Answer: i needed this question too!
Answer:
Step-by-step explanation:
Given that a study of 250 households in Cedar Bluff showed that a household produced an average of 4 pounds of garbage per day.
Here a study of only 250 were made to assess about the entire households in Cedar Bluff
Hence the population of interest in this study is the entire households in Cedar Bluff.
The sample is the 250 households in Cedar Bluff which were studied
The objective was to study the sample and from that information to assess about the population.
