Mean

Std. Deviation

N

I find the MALL cumbersome to use

2.28

0.99

100

Learning to operate the MALL is easy for me

5.02

0.78

100

Interacting via the MALL is often frustrating

2.39

1.07

100

I find it is easy to get MALL to do what I want it to do

4.74

0.88

100

MALL is rigid and inflexible to interact with

2.97

1.28

100

It is easy for me to remember how to perform my task using the MALL

4.77

0.83

100

Interacting via the MALL requires a lot of mental effort

2.69

1.00

100

My interaction via the MALL

is clear and understandable

4.70

0.86

100

I find it takes a lot of effort to become skillful at using MALL

3.03

1.17

100

Overall, I find the MALL is easy to use

5.23

0.86

100